Thursday Results:

* From 8-9 p.m. ET, the series finale of "30 Rock" (1.9/5 in 18-49, 4.8 million viewers overall) delivered the show's highest rating since March 15, 2012 (2.0 from 8:30-9 p.m.), and in total viewers (4.796 million), it was the top "30 Rock" in two years, since January 27, 2011 (4.922 million from 10-10:30).

* "30 Rock" grew versus the prior week by 36 percent in 18-49 rating (to a 1.9 from a 1.4) and by 26 percent or nearly one million persons in total viewers (3.838 million vs. 3.811 million), pending updates.

* Versus "30 Rock's" average for original episodes earlier this season, last night's finale is up 46 percent in 18-49 rating (1.9 vs. 1.3) and up 40 percent or 1.4 million persons in total viewers (4.796 million vs. 3.423 million).

* From 9-9:31 p.m. ET, "The Office" (2.1/5 in 18-49, 4.4 million viewers overall) grew week to week by 5 percent in 18-49 rating (to a 2.1 from a 2.0) and by 6 percent in total viewers (4.444 million vs. 4.192 million). "The Office" ranked #1 in the slot among ABC, CBS, NBC and Fox in men 18-34 and was #2 among those networks in men 18-49 and 25-54. Note that last season, "The Office" added an average 50 percent to these next-day "live plus same day" ratings when Nielsen reported "live plus seven day" results.

* From 9:31-10:01 p.m. ET, a second telecast of "The Office" (1.9/5 in 18-49, 4.0 million viewers overall) delivered NBC's highest 18-49 rating in the time period with comedy programming since October 4 and biggest overall audience for an NBC comedy in the half-hour since January 12, 2012. The 9:31 edition of "The Office" finished #1 in the time period among ABC, CBS, NBC and Fox in men 18-34 and ranked #2 among those networks in men 18-49 and 25-54. .

* From 10:01-11 p.m. ET, the debut of "Do No Harm" averaged a 0.9/3 in 18-49 and 3.1 million viewers overall, down 0.1 of a rating point versus NBC's 1.0 average in the time period this season in adults 18-49 (L+SD, excluding live news and sports).

In Late-Night Metered Markets Thursday night:

* In Nielsen's 56 metered markets, household results were: "The Tonight Show with Jay Leno," 2.5/7; CBS's "Late Show with David Letterman," 2.7/7; and ABC's "Jimmy Kimmel Live," 2.7/7.

* In the 25 markets with Local People Meters, adult 18-49 Wednesday results were: "The Tonight Show with Jay Leno," 0.8/4; "Late Show," 0.7/3; and "Jimmy Kimmel Live," 1.0/5.

* From 12:35-1:05 a.m. ET Wednesday night, ABC's "Nightline" averaged a 1.7/6 in metered-market households and a 0.6/4 in 18-49 in the Local People Meters.

* From 12:35-1:35 a.m. ET, "Late Night with Jimmy Fallon" (1.4/5 in metered-market households) beat CBS's "Late Late Show with Craig Ferguson" (1.2/4). In the 25 markets with Local People Meters, "Late Night" (0.5/3 in 18-49) topped "Late Late Show" (0.4/3).

* At 1:35 a.m., "Last Call with Carson Daly" averaged a 0.9/4 in metered-market households and a 0.4/3 in adults 18-49 in the 25 markets with local people meters.

NOTE: All ratings are "live plus same day" from Nielsen Media Research unless otherwise indicated.